feat(withdraw): 落地方案B一体化商城余额提现与手续费内扣模式，完善多端打款退款与对账闭环

addons/shopro/controller/third/Wechat.php

@@ -45,8 +45,10 @@ class Wechat extends Common
 
         if ($result) {
             $auth = \app\common\library\Auth::instance();
+            $oauthInfo = $this->wechat->getOauthInfo();
             $this->success('登陆成功', [
-                'token' => $auth->isLogin() ? $auth->getToken() : ''
+                'token'  => $auth->isLogin() ? $auth->getToken() : '',
+                'openid' => $oauthInfo ? ($oauthInfo->openid ?? '') : ''
             ]);
         }
         $this->error('登陆失败');